today, thisd states morning, the city of chicago announced a partnership with us, computer science is going to become a core subject in every school in the city of chicago. the city of chicago is leading the country. the city of new york announced a partnership with code.org. is, i live inion san francisco, why is it san francisco, the bay area leading the country when it is a place where all the technology is created? how come our schools do not have computer science? why is it that only one or two cities? >> fascinating things. interesting to see chicago. you learn to vote early and code early. li, thank you.